Here are some of the key tax-related deadlines affecting businesses and other employers during the second quarter of 2018. Keep in mind that this list isn’t all-inclusive, so there may be additional deadlines that apply to you. Contact us to ensure you’re meeting all applicable deadlines and to learn more about the filing requirements.

April 2

Electronically file 2017 Form 1096, Form 1098, Form 1099 (except if an earlier deadline applies) and Form W-2G.

April 17

If a calendar-year C corporation, file a 2017 income tax return (Form 1120) or file for an automatic six-month extension (Form 7004), and pay any tax due. If the return isn’t extended, this is also the last day to make 2017 contributions to pension and profit-sharing plans.

If a calendar-year C corporation, pay the first installment of 2018 estimated income taxes.